Sensor



FIG. 1 is a perspective view of a sensor, showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right-side elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a front elevation view thereof; and,

FIG. 6 is a rear elevation view thereof.

In the drawings, the dash-dot-dash broken lines indicate the boundaries of the claimed invention while the evenly spaced broken lines depict a number of openings or apertures through the exterior body of the sensor but that are unclaimed environment that form no part of the claimed design. 

The ornamental design for sensor, as shown and described. 